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i.MX fixes for 4.16:

Browse Source 
- Fix i.MX GPC driver to remove power domains only when they are
    initialized in imx_gpc_probe().
  - Fix the broken Engicam i.CoreM6 DualLite/Solo RQS board DT to include
    imx6dl.dtsi instead of imx6q.dtsi.
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Merge tag 'imx-fixes-4.16' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into fixes

Pull "i.MX fixes for 4.16" from Shawn Guo:

 - Fix i.MX GPC driver to remove power domains only when they are
   initialized in imx_gpc_probe().
 - Fix the broken Engicam i.CoreM6 DualLite/Solo RQS board DT to include
   imx6dl.dtsi instead of imx6q.dtsi.

* tag 'imx-fixes-4.16' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux:
  ARM: dts: imx6dl: Include correct dtsi file for Engicam i.CoreM6 DualLite/Solo RQS
  soc: imx: gpc: de-register power domains only if initialized
This commit is contained in:
Arnd Bergmann 2018-02-28 23:24:01 +01:00
commit 36b38aef57
2 changed files with 10 additions and 2 deletions
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2
arch/arm/boot/dts/imx6dl-icore-rqs.dts
View File

@ -42,7 +42,7 @@
/dts-v1/;
#include "imx6q.dtsi"
#include "imx6dl.dtsi"
#include "imx6qdl-icore-rqs.dtsi"
/ {

10
drivers/soc/imx/gpc.c
View File

@ -470,13 +470,21 @@ static int imx_gpc_probe(struct platform_device *pdev)
static int imx_gpc_remove(struct platform_device *pdev)
{
struct device_node *pgc_node;
int ret;
pgc_node = of_get_child_by_name(pdev->dev.of_node, "pgc");
/* bail out if DT too old and doesn't provide the necessary info */
if (!of_property_read_bool(pdev->dev.of_node, "#power-domain-cells") &&
!pgc_node)
return 0;
/*
* If the old DT binding is used the toplevel driver needs to
* de-register the power domains
*/
if (!of_get_child_by_name(pdev->dev.of_node, "pgc")) {
if (!pgc_node) {
of_genpd_del_provider(pdev->dev.of_node);
ret = pm_genpd_remove(&imx_gpc_domains[GPC_PGC_DOMAIN_PU].base);